White River Flowage Lake
Waushara County, WisconsinMesotrophic
White River Flowage Lake comes in at a B on the grading rubric — a respectable showing for a Wisconsin lake of its size and depth. Clarity is the limiting factor — phosphorus is reasonable but suspended particles or algal cells keep water transparency below Wisconsin norms.
Mesotrophic conditions dominate at White River Flowage Lake: enough nutrients for a healthy fishery, not so much that algal blooms become a chronic problem. A maximum depth of 20 ft puts White River Flowage Lake in the middle of Wisconsin's depth distribution. At 125 acres, White River Flowage Lake fits the Wisconsin median for monitored lakes, with partial shoreline records. White River Flowage Lake sits at rank 23 of 32 in Waushara County, in the lower half of the local distribution.
Eurasian watermilfoil has been documented at White River Flowage Lake, requiring shoreline management to keep dense mats from crowding native vegetation. The fishery is bass-led, with 3 documented species across the lake's records. A documented public access point at White River Flowage Lake makes the lake usable for shore fishing, paddle craft, and trailered boats. Monitoring depth is thin here: the LakeGrade rubric is applied to a small number of sample years, and the grade will be revised as more data accumulates.
Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water, last sampled 2024-09-01. Grade methodology: LakeGrade methodology.
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Swimming Safety
Good for swimming, clear water with low algae levels
Water Quality Grade: B, Good
Moderate clarity, visible to about 9.3 ft. Phosphorus level: 17.9 µg/L. Trophic State Index: 45.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 9.3 ft | C |
| Phosphorus | 17.9 µg/L | A |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 45 | Mesotrophic |
Moderate nutrients, good water quality
Lake Details
| Characteristic | Value |
|---|---|
| Maximum Depth | 20 ft |
| Surface Area | 125 acres |
| Public Access | Yes |
Fish Species
Click a species to see every graded lake where it is documented.
→ Best fishing times for White River Flowage Lake (14-day solunar calendar)
→ Is it safe to eat fish from White River Flowage Lake? (mercury & PFAS guide)
→ White River Flowage Lake fishing regulations (limits, seasons, special rules)
Invasive & Introduced Species
Red chips are ecologically harmful invasive species. Gray chips are stocked or introduced fish that aren't a current ecological concern.
Water Quality Trend: ↓ Declining
Based on 5 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | ↓ Declining | -0.663 m/yr | 5 |
| Phosphorus | ↓ Declining | +3.6 µg/L/yr | 2 |
Recreation & Access
Location
County Ranking
Ranked #23 of 32 lakes in Waushara County
Cleaner Lakes Within 30 Miles
White River Flowage Lake holds Grade B. 3 nearby lakes hold higher grades.
- AWitters LakeWaushara County · mi · Higher grade (B → A)
- ASilver LakeWaushara County · mi · Higher grade (B → A)
- ALittle Hills LakeWaushara County · mi · Higher grade (B → A)
Nearby Lakes in Waushara County
More Wisconsin Lake Rankings
State Parks Near White River Flowage Lake
Other Grade B Lakes in Wisconsin
Mesotrophic Lakes in Wisconsin
WI DNR Lake Profile
Authoritative data from the Wisconsin DNR LakePages. 1 station on file (most recent sample 2024).
Fish Species (DNR-rated)
DNR Reports & Resources
Wisconsin DNR Fisheries scientists publish multi-year survey reports for White River Flowage Lake covering fish populations, stocking, water quality, and management. 1 report on file.
- 2022Lower White River Flowage shocking survey, 2022Fisheries Survey · WI DNR · 2022 (PDF)
Data Sources
Water quality data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Fish and recreation data from Wisconsin DNR Lakes
Public boat-access points from the USGS National Boat Ramps inventory
Most recent sample: 2024-09-01
Monitoring stations: 1
Where to stay near White River Flowage Lake
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